Home / 931,846.83-1,397,770.26-300,853.59

Finding the Fourth Proportional to 931,846.83, 1,397,770.26 and 300,853.59

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Solution

The fourth proportional to 931,846.83, 1,397,770.26 and 300,853.59 is: 451,280.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,846.83 : 1,397,770.26 = 300,853.59 : x
  2. Step 2: Convert to fraction form
    931,846.83/1,397,770.26 = 300,853.59/x
  3. Step 3: Cross multiply
    931,846.83x = 1,397,770.26 × 300,853.59
  4. Step 4: Simplify right side
    931,846.83x = 420,524,200,716.23
  5. Step 5: Solve for x
    x = 420,524,200,716.23/931,846.83
  6. Step 6: Final answer
    x = 451,280.39

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.